Inventor
Gerald K. Langreck
Inventor
Phillips, WI, US
Overview
Patents· 6 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
H02Pprimary
H02PControl or regulation of electric motors, electric generators or dynamo-electric converters38%
H02KDynamo-electric machines25%
B26DCutting13%
B65HHandling thin or filamentary material, e.g. sheets, webs, cables13%
F04CRotary-piston, or oscillating-piston, positive-displacement machines for liquids13%
PatentTitleYear
8,674,649'High acceleration rotary actuator'20148,482,243'High acceleration rotary actuator'20137,438,251'Web tensioning device with plural control inputs'20085,488,280'Adaptive control of a multiphase induction motor having concentrated phase windings'19965,476,374'Axially ported variable volume gerotor pump technology'19955,316,109'Lockdown apparatus with intermediate membrane'1994Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1994–1996Patents assigned to MARQUIP INC (2)· patent assignee history
1994–2014Based in Phillips, WI, US· patent location history
2008Patents assigned to SPECIALTY SYSTEMS ADVANCED MAC (1)· patent assignee history
2013–2014Patents assigned to LANGRECK GERALD K (2)· patent assignee history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| LANGRECK GERALD Kself | 2 | 2013–2014 |
| MARQUIP INC | 2 | 1994–1996 |
| SPECIALTY SYSTEMS ADVANCED MAC | 1 | 2008 |
Locations
| Location | Patents | Span |
|---|---|---|
| Phillips, WI, US | 6 | 1994–2014 |